97378539223 has 24 divisors (see below), whose sum is σ = 115217337600. Its totient is φ = 82046987568.

The previous prime is 97378539179. The next prime is 97378539311. The reversal of 97378539223 is 32293587379.

It is not a de Polignac number, because 97378539223 - 2¹⁷ = 97378408151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97378539523) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 823308 + ... + 934126.

It is an arithmetic number, because the mean of its divisors is an integer number (4800722400).

Almost surely, 2^97378539223 is an apocalyptic number.

97378539223 is a deficient number, since it is larger than the sum of its proper divisors (17838798377).

97378539223 is a wasteful number, since it uses less digits than its factorization.

97378539223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111139 (or 111132 counting only the distinct ones).

The product of its digits is 17146080, while the sum is 58.

The spelling of 97378539223 in words is "ninety-seven billion, three hundred seventy-eight million, five hundred thirty-nine thousand, two hundred twenty-three".